Given that viewers haven’t had to endure any X-rated antics since the house’s two couples were tragically torn apart by the eviction process, the ‘Geordie Shore’ cast member took it upon herself to change that in Monday (22 August) night’s episode.

Channel 5

Marnie Simpson got to grips with a banana on Monday's 'CBB'

It all began when Renee Graziano began a conversation about oral sex, admitting she doesn’t think it “should be an everyday occurrence”, adding that it “should be given a few times a week”.

When Katie Waissel disagreed with her, Marnie then decided to demonstrate her technique to them by fellating a banana, as you do.

While Renee and Aubrey O’Day called her performance “excellent”, some viewers couldn’t believe what they’d actually just witnessed:

Of course, this isn’t the first time we’ve seen a ‘CBB’ housemate getting intimate with a banana.

Take it away Julie Goodyear...

’Celebrity Big Brother’ continues on Tuesday at 9pm on Channel 5.

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'Celebrity Big Brother' Winners

'Celebrity Big Brother' Winners

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Jack Dee

Jack Dee won the first ever series of 'Celebrity Big Brother' in 2001. His experience lasted a total of just eight days, but even that was clearly too much for the comedian, who memorably tried to tunnel his way out of the house.